<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>VUE Template</title>
    <script type="text/javascript" src="../js/vue.js"></script>
</head>
<body>
    <div id="root">
        <h2>人员列表（遍历数组）</h2>
        <button @click="add">添加</button>
        <!-- 遍历数组 -->
        <ul>
            <li v-for="(p,index) in persons" :key="p.id">
                {{p.name}}-{{p.age}}-{{index}}
                <input type="text">
            </li>
        </ul>

    </div>
</body>
    <script type="text/javascript">
        
        const vm = new Vue({
            el:'#root',
            data:function(){
                return{
                    persons:[
                        {id:'001',name:'张三',age:18},
                        {id:'002',name:'李四',age:19},
                        {id:'003',name:'王五',age:20}
                    ]
                }
            },
            methods:{
              add(){
                  const p={id:'004',name:'老六',age:31}
                  this.persons.unshift(p)
              }
          }
        })
    </script>
</html>